Acknowledgements

Urth stands on a few other people's work, with thanks.

Themes

Urth's built-in themes use the colours these projects published, under the MIT License, which lets us pass them on as long as their notices come too. The same themes are offered on shared-note pages.

• Dracula: Copyright (c) 2023 Dracula Theme
• Solarized: Copyright (c) 2011 Ethan Schoonover
• Everforest: Copyright (c) 2019 sainnhe
• Catppuccin: Copyright (c) 2021 Catppuccin
• Rosé Pine: Copyright (c) 2023 Rosé Pine
• Duotone: Copyright (c) 2015 simurai
• Flexoki: Copyright (c) 2023 Steph Ango
• Tokyo Night: Copyright (c) 2018-present Enkia
• Ayu: Copyright (c) Konstantin Pschera <me@kons.ch> (kons.ch)

MIT License

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Readability

When you share a web page into Urth, Mozilla's Readability finds the article on it.

Readability
Copyright (c) 2010 Arc90 Inc
Copyright (c) 2010-2026 Mozilla and Contributors

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

The full Apache License, Version 2.0.

Weather

Weather in daily notes comes from Apple Weather, under Apple's own terms.